What do the 7 fault codes for diesel heater indicate?

1 Answers
GarrettDella
07/30/25 5:32am
The explanations for the 7 fault codes of the diesel heater are as follows: Diesel engine fails to start or has difficulty starting: Generally, such fault phenomena occur when there is an issue with the rail pressure sensor. Insufficient engine power: This fault typically manifests as a maximum speed of only 1500/1600/1700 RPM, mainly due to substandard fuel quality or excessive water content in the fuel, causing rust inside the fuel pump and leading to this issue. Engine stuck at 1000 RPM: This is usually caused by a faulty throttle pedal. Limp-home mode: Fuel quality issues result in the engine's maximum speed being limited to 1500 RPM.
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